families in russia and the u-s argue the bill victimizes children to make a political point. experts will study the d-n-a of the man behind the newtown connecticut school shooting. earlier this month, adam lanza killed 27 people, including 20 children, before killing himself. geneticists hope something in lanza's d-n-a will provide clues as to why he went on a killing spree. other experts say there are many genetic combinations that contribute to mental illness and it may be too difficult to blame any single mutation. the police union of newtown is asking for "extraordinary benefits" for officers who were first on the scene of the sandy hook school shooting. some of the first responders remain so traumatized by what they saw- they are unable to return to work. >> we have seen this happen in colorado and virginia tech. the effects of this type of emotional trauma are long lasting. >>newtown police officers currently get 10 paid sick days has a year. lawyers claim that's not enough to cope with a tragedy of this magnitude. lawmakers to expand worker's compensation benefits for